CBN/PCD
Lineup
Coated SUMIBORON series for Hardened Steel
The Pinnacle of High-speed / High-precision / High-efficiency Cutting
Coated SUMIBORON, our first recommendation for hardened steel machining, improves productivity in all types of hardened steel machining applications.
BN7125 / BN7115
CBN Grades for Cast Iron / Sintered Alloy Machining
Excellent stability in high-speed machining of cast iron and sintered alloy
Features Improved wear resistance through high CBN content.
Provides stable performance for high-speed machining of
cast iron and sintered alloy.
BNC8115/BNS8125
Solid CBN Grades
From Roughing to Finishing of Cast Iron, Hard-to-cut Cast Iron, and Hardened Steel
NPD10
PCD tool for Cemented carbide & hard brittle material turning
For Ultimate High-Precision Machining
We strongly support
our customers' CRAFTSMANSHIP!
Tool Engineering Services
Sumitomo Electric offers systematized tool engineering services to its customers in order to guarantee satisfaction for their machining needs.
Knowledge
Offering our customers learning courses to enhance customer satisfaction.
Inquiry about CBN/PCD
　Feel free to contact us for CBN/PCD as well as questions, feedbacks, and requests.
An expert staff relevant to the inquiry will respond you with an appropriate answer.
Apps
SumiTool Calculator
Handles the complex equations used for turning, milling, and drilling.
SumiTool Converter
It displays the related product of SUMITOMO ELECTRIC INDUSTRIES, LTD. when input kinds of grade and breaker.